If I were to flip you the bird left-handed, which I sometimes do to mix things up, you’d notice that my middle finger is crooked, with a bulged knuckle. Why does it look like that? Catfish noodling.

In Louisiana, some people like to fish by sticking their arm into murky water, feeling around for a catfish, and grabbing them by the mouth. A new law legalizing it goes into effect Aug. 1. And now to ...